Physics, 27.06.2019 06:50 bbqchicken243
Amajor motor company displays a die-cast model of its first automobile, made from 9.00kg of iron. to celebrate its hundredth year in business, a worker will recast the model in gold from the original dies. what mass of gold is needed to make the new model? the density of iron is 7.86 ✕ 10^3 kg/m3, and that of gold is 19.30 ✕ 10^3 kg/m3
Answers: 2
Physics, 22.06.2019 01:30, hardwick744
The speed of light in a material is 0.50 c. what is the critical angle of a light ray at the interface between the material and a vacuum?
Answers: 1
Physics, 22.06.2019 16:50, fsugg9168
Abird flies directly overhead from where you stand at an altitude of 300.0 m and at a speed horizontal to the ground of 20.0 m/s. the bird has a mass of 2.0 kg. the radius vector to the bird makes an angle \thetaθ with respect to the ground. the radius vector to the bird and its momentum vector lie in the xyxy-plane. what is the bird’s angular momentum about the point where you are standing?
Answers: 2
Physics, 23.06.2019 06:30, Roninsongrant
What surface does the epithelial tissue cover? a. the surface of the body b. lines internal organs c. forms many glands d. all of the above
Answers: 3
Amajor motor company displays a die-cast model of its first automobile, made from 9.00kg of iron. to...
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